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21 January, 18:33

On a pentagonal lot, when interior angles are put in increasing order, each differs from the next by 5 degrees. Find the measure of the smallest interior angle of the field

Select the appropriate response:

A) 118

B) 98

C) 103

D) 108

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Answers (1)
  1. 21 January, 19:53
    0
    B) 98°

    Step-by-step explanation:

    Sum of interior angles of a Pentagon:

    (5 - 2) * 180

    540

    Let the smallest angle be x

    x + x+5 + x+10 + x+15 + x+20 = 540

    5x + 50 = 540

    5x = 490

    x = 98°
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